From Icon Heroes. Icon Heroes presents the Transformers Megatron X Soundwave Retro Pin Set! Based on the vintage toy box art, each limited edition hard enamel pin measures approximately 3' tall and is individually numbered and packaged on a retro-style 6' x 9' card back. The pins and card back are packaged inside a clamshell box to keep them safe and secure when not in use. Collect them all! Limited edition of 2,000 pieces.